"Hallo, Olav! Is that you? Are you here in town, too?" [Some discourse is entirely rhetorical; not intended to convey information.] I can take off my shirt and tear it, and so make a ripping razzly noise, and the people will say, "Look at him tear his shirt." --Carl Sandburg [We, the people, in order to form a more pedestrian union.] "Is ever'body in Akron bein'-hayve theirse'f this mornin'?" [Waitress to a Policeman who stopped in for coffee.]
Social commentary, political opinion, personal anecdotes, generally centered around values, how we form them, delude ourselves about them, and use them.